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Finding the Fourth Proportional to 93,053.52, 139,581.12 and 26,493.60

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Solution

The fourth proportional to 93,053.52, 139,581.12 and 26,493.60 is: 39,740.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,053.52 : 139,581.12 = 26,493.60 : x
  2. Step 2: Convert to fraction form
    93,053.52/139,581.12 = 26,493.60/x
  3. Step 3: Cross multiply
    93,053.52x = 139,581.12 × 26,493.60
  4. Step 4: Simplify right side
    93,053.52x = 3,698,006,360.83
  5. Step 5: Solve for x
    x = 3,698,006,360.83/93,053.52
  6. Step 6: Final answer
    x = 39,740.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.